Morphology Data of Halidesmus thomaseni
Identification keys
Abnormalities
Main Ref. Winterbottom, R., 1985
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral eel-like
Cross section circular
Dorsal head profile
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales
Diagnosis

Dorsal lateral line (LL) unbranched; ventral LL consists of a single section on each side of the abdomen; LL pores opening from middle of posterior margins of LL scales. Operculum with scales. A dark spot above the pectoral fin.

Ease of Identification

Meristic characteristics of Halidesmus thomaseni

Lateral Lines 3 Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 7 - 8
on upper limb 1 - 2
total
Vertebrae
preanal
total 64 - 68

Fins

Dorsal fin(s)

Attributes continuous with caudal fin
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 1 - 1
Soft-rays total 58 - 64
Adipose fin absent

Caudal fin

Attributes more or less truncate; confluent

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 45 - 50

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   7 - 9
Pelvics Attributes  suppressed/absent
Position    
Spines     0
Soft-rays   0 - 0
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
Modified by Garilao, Cristina V.
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17